2"x2.5"AirReliefVlv 6#456scfm

2"x 2.5" 15#AirGas 744scfm

2"x2 1/2" 20# 858scfm

2x2.5 25#AirRelf 972scfm

2x2.5 30#AirRelf 1086scfm

2"x2 1/2" 45# 1461scfm

2x2.5 50#AirRelf 1586scfm

2x2.25 60#AirRelf 1837scfm

2x2.5 75#AirRelf 2212scfm

2x2.5" 80# 2337scfm AirRelief